Science Safety, lab tools, and Scientific method review

Front

What is a beaker used for?

Back

A beaker is a laboratory tool used for mixing, stirring, and heating liquids.

Front

What is the purpose of an Erlenmeyer flask?

Back

An Erlenmeyer flask is used to mix chemicals by swirling and can also be used for heating.

Front

How should broken glass be cleaned up in a lab?

Back

Broken glass should always be cleaned up by a teacher using a broom and dustpan.

Front

What is a mortar and pestle used for?

Back

A mortar and pestle are used to grind solids into a fine powder.

Front

What is a dependent variable?

Back

The dependent variable is the variable that changes in response to the independent variable in an experiment.

Front

What is an independent variable?

Back

The independent variable is the variable that is changed or controlled in an experiment to test its effects on the dependent variable.

Front

What is the scientific method?

Back

The scientific method is a systematic process for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.

Front

What is the purpose of a graduated cylinder?

Back

A graduated cylinder is used to measure the volume of liquids accurately.

Front

What safety equipment should be worn in a lab?

Back

Safety goggles, gloves, and lab coats should be worn to protect against chemical spills and accidents.

Front

What is the function of a test tube?

Back

A test tube is used to hold, mix, or heat small quantities of substances.